Animal Tissues Worksheet 4

<p>Cardiac muscle (A)</p> Signup and view all the answers

<p>Blood (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

<p>a) Nervous tissue b) Adipose tissue</p> Signup and view all the answers

<p>Bone. Bone is a type of connective tissue that provides support and protection to the body. It also serves as a reservoir for calcium and other minerals.</p> Signup and view all the answers

<p>Areolar connective tissue. It is a type of connective tissue that is found throughout the body. It functions to support and bind other tissues; it also helps to repair damaged tissues.</p> Signup and view all the answers

<p>Skeletal muscles are called voluntary muscles because they are under the conscious control of the brain.</p> Signup and view all the answers

<p>A neuron consists of a cell body, an axon and dendrites.</p> Signup and view all the answers

<p>The tissue shown in the figure is areolar connective tissue. The characteristic features of cells in this tissue include fibroblasts, macrophages, mast cells, plasma cells, and reticular fibers. Areolar connective tissue provides support, binds together tissues, and helps in repair and regeneration. It is found in the skin, subcutaneous tissue, and surrounding organs.</p> Signup and view all the answers

<p>The different components of the fluid connective tissue are plasma, red blood cells, white blood cells and platelets. Two functions of blood are to transport oxygen and nutrients to the body's cells, and remove carbon dioxide and other waste products from the cells.</p> Signup and view all the answers

<p>Refer to Nervous Tissues in text book.</p> Signup and view all the answers

<p>Location: lining of the intestine. Structure: This columnar (meaning 'pillar-like') Function: absorption and secretion.</p> Signup and view all the answers

<h2>Bone</h2> <ul> <li>Hard &amp; Non-flexible</li> <li>Porous</li> <li>Made of calcium &amp; Phosphorus</li> <li>Bone cells are known as osteocytes.</li> </ul> <h2>Cartilage</h2> <ul> <li>Flexible &amp; not very hard</li> <li>Non-Porous</li> <li>Made of protein &amp; Sugar</li> <li>Cartilage cells are known as chondrocytes.</li> </ul> Signup and view all the answers

<p>Ligaments are strong connective tissues that connect bones to other bones. They help in the proper functioning of joints by providing stability and support.</p> Signup and view all the answers

<p>Connective tissue is known so because it connects and supports various tissues and organs in the body.</p> Signup and view all the answers

<p>Refer to Nervous tissue in text book.</p> Signup and view all the answers

<p>Refer to muscular tissue in text book.</p> Signup and view all the answers

<p>Refer to muscular tissues in the text book.</p> Signup and view all the answers

<p>Skeletal muscles are attached to bones and help in body movement. They are voluntary so they are under conscious control. They are also called striated muscles.</p> Signup and view all the answers

<p>The heart is a hard-working muscle that beats thousands of times a day. Its characteristic features include being striated, branched and uninucleate.</p> Signup and view all the answers

<p>Skeletal muscles are under your control.</p> Signup and view all the answers

<p>Smooth muscles are pointed at the ends, and have a prominent nucleus in the center of the cell.</p> Signup and view all the answers

A type of epithelial tissue characterized by flat, scale-like cells.

Epithelial tissue with tall, column-shaped cells.

Epithelial tissue consisting of cube-shaped cells.

Tissue that supports, connects, and separates different tissues and organs in the body.

Fibrous connective tissue that connects muscle to bone.

Connective tissue that connects bone to bone.

Connective tissue that stores fat.

Connective tissue with a loose arrangement of fibers, providing support and cushioning.

Striated, involuntary muscle that forms the heart.

Striated, voluntary muscle attached to bones, allowing movement.

Non-striated, involuntary muscle found in internal organs.

Fluid connective tissue that circulates throughout the body.

Hard connective tissue forming the skeleton.

Connective tissue with a flexible matrix.

Specialized tissue that transmits nerve impulses.

Nerve cells.

Tissue that lines body surfaces and forms glands.

Extracellular material in connective tissue that surrounds cells.

Muscle that can be consciously controlled by the brain.

Muscle that works automatically without conscious control.

Muscle tissue with visible stripes or striations.

Muscle tissue lacking visible stripes.

Skeleton giving support to the body

Squamous epithelium is a type of epithelial tissue that is thin and flat, providing a smooth, protective lining for surfaces like the esophagus. It's ideal for surfaces that experience friction due to food passage.

Ligaments are strong, fibrous connective tissues that act as ropes holding bones together. They provide stability and restrict excessive movement at your joints.

Adipose tissue, often called fat tissue, is a connective tissue specialized for storing energy in the form of fat droplets. It acts as insulation, cushioning, and helps regulate body temperature.

Cardiac muscle is a specialized muscle tissue found only in the heart. It contracts rhythmically and involuntarily to pump blood throughout your body.

Blood is a unique connective tissue with a fluid matrix called plasma. This matrix allows blood to flow easily, transporting nutrients, oxygen, and waste products throughout the body.

Calcium and phosphate are essential minerals that form the hard matrix of bone. They give bone its strength and rigidity, making it a crucial part of your skeletal system.

Epithelial tissues form a protective barrier over surfaces like your skin and the lining of your internal organs. They regulate what enters and leaves your body, preventing damage and keeping you healthy.

Skin epithelium is actually composed of multiple layers of cells arranged for protection. The outermost layer is constantly shedding and being replaced.

Tendons are strong, fibrous connective tissues that attach muscles to bones. They transmit the force generated by muscle contraction to the bones, facilitating movement.

Ligaments, while strong, are not elastic. They provide stability and limit the range of motion at joints, preventing excessive stretching or dislocation.

The nervous system sends signals to muscles, triggering contractions that generate movement. This system provides a rapid and precise response to environmental changes.

Nervous tissue is highly specialized for transmitting electrical signals called nerve impulses. These signals allow your body to respond quickly and efficiently to changes in the environment.

The matrix is the extracellular substance surrounding cells within connective tissue. It provides support, structure, and allows nutrients and waste to be exchanged between cells.

Adipose tissue, or fat tissue, stores energy in the form of fat. It also provides insulation, cushions organs, and helps regulate body temperature.

Bone is a hard, rigid connective tissue with a matrix composed of calcium and phosphate minerals. It provides structural support, protects organs, and allows for muscle attachment.

Areolar tissue is a loose, flexible connective tissue that fills spaces between organs, supports internal organs, and helps in tissue repair. It acts as a packing material and helps create a web-like framework.

Skeletal muscles are attached to bones and allow for movement. They are under conscious control, meaning you can choose to contract or relax them.

A neuron, or nerve cell, has three main parts: the cell body (soma), containing the nucleus and cytoplasm; dendrites, branched extensions that receive signals; and the axon, a long extension that transmits signals to other neurons or cells.

The figure shows adipose tissue, characterized by large, fat-filled cells. Its function is to store energy in the form of fat, provide insulation, cushion organs, and help regulate body temperature.

Fluid connective tissue, like blood, consists of cells suspended in a fluid matrix called plasma. Plasma contains dissolved proteins, nutrients, and waste products, allowing for transport throughout the body.

Skeletal muscles are attached to bones by tendons. They are responsible for voluntary movements of the body, such as walking, running, and lifting.

Smooth muscle is found in the walls of internal organs like the stomach, intestines, and blood vessels. It contracts involuntarily to control processes like digestion and blood flow.

Skeletal muscles are striated, voluntary, and attached to bones. Smooth muscles are non-striated, involuntary, and found in internal organs. Cardiac muscles are striated, involuntary, and found only in the heart.

A neuron consists of a cell body (soma) containing the nucleus, dendrites (branched extensions that receive impulses), and a long axon (transmitting impulses away from the cell body).

Columnar epithelium is a type of epithelial tissue with tall, column-shaped cells. It lines the inner lining of the intestine and performs functions like absorption and secretion.

Bone is hard and rigid due to the presence of calcium and phosphate, while cartilage is flexible and less hard, primarily made of protein and sugar.

Ligaments connect bones to bones, providing stability at joints and restricting excessive movement, preventing dislocation and injury.

Connective tissue is named so because its primary function is to connect, support, and bind other tissues within the body, creating a framework that holds everything together.

A neuron, or nerve cell, is the basic unit of the nervous system. It is specialized for transmitting electrical signals called nerve impulses, allowing communication throughout the body.

A neuron has three main parts: the cell body (soma) containing the nucleus, dendrites (branched extensions that receive impulses), and a long axon (transmitting impulses away from the cell body). Its function is to transmit nerve impulses, allowing for communication within the nervous system and with muscles and glands.

Muscles can be categorized into three main types: skeletal (striated, voluntary, attached to bones), smooth (non-striated, involuntary, found in internal organs), and cardiac (striated, involuntary, specific to the heart).

Striated muscle has a striped appearance due to the arrangement of protein filaments, while smooth muscle lacks these striations. Striated muscles are voluntary (conscious control) and usually attached to bones for movement. Smooth muscles are involuntary (automatic) and line internal organs.

The muscles that you have conscious control over are called skeletal or voluntary muscles. These are the muscles attached to your bones that allow you to move your body, such as walking, running, or picking up objects.

The heart muscle is called cardiac muscle. It is striated like skeletal muscle but involuntary like smooth muscle. This means it contracts rhythmically and automatically without conscious control, pumping blood throughout your body.

The heart, composed of cardiac muscle, is the most efficient muscle in your body. It continuously works without rest to pump blood throughout your body, carrying oxygen and nutrients to every cell.

Smooth muscle cells are usually spindle-shaped, meaning they are pointed at both ends and have a single prominent nucleus in the center of the cell.