Anatomy Chapter 5: Skeletal System

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What is the outermost layer that covers the entire skeletal muscle?

Epimysium (correct)

Perimysium

Sarcolemma

Fascia

What type of muscle has a single nucleus and is involuntary?

Cardiac muscle

Skeletal muscle

Smooth muscle (correct)

Striated muscle

What is the contractile unit of muscle?

Sacromere (correct)

Sarcoplasmic reticulum

Sarcolemma

Myosin

What is the function of the thalamus in the brain?

Relay impulse Signup and view all the answers

What is the lowest part of the brain stem that controls heart rate, swallowing, vomiting, and breathing?

Medulla oblongata Signup and view all the answers

What is the function of the cerebellum in the brain?

Coordinate balance and equilibrium Signup and view all the answers

Which type of papillae has taste buds?

Circumvallate papillae Signup and view all the answers

What is the primary function of adrenocorticotropic hormone?

Regulating endocrine activity of the adrenal cortex Signup and view all the answers

What is the primary function of the thyroid gland?

Regulating growth and metabolism Signup and view all the answers

What is the function of neutrophils?

Acting as phagocytes at the active site of infection Signup and view all the answers

What is the primary function of platelets?

Participating in the clotting process Signup and view all the answers

What is the primary function of estrogen?

Developing secondary female characteristics Signup and view all the answers

What is the main function of the bones in the skeletal system?

To store calcium and phosphorus, and to facilitate hematopoiesis Signup and view all the answers

What is the composition of the diaphysis?

Compact bone Signup and view all the answers

What is the function of the articular cartilage?

To decrease friction between bones Signup and view all the answers

What type of joint is freely movable?

Synovial joint Signup and view all the answers

What is the term for a break in the bone that is incomplete?

Greenstick fracture Signup and view all the answers

What is the term for a degenerative disease of the joint that is caused by wear and tear?

Osteoarthritis Signup and view all the answers

What is the function of erythroprotein in the body?

To control the rate of erythrocyte production Signup and view all the answers

Which layer of the heart is the innermost layer?

Endocardium Signup and view all the answers

What is the function of the chordae tendineae in the heart?

To prevent the backflow of blood into the atria Signup and view all the answers

What is the name of the valve that separates the ventricles and arteries?

Semilunar valve Signup and view all the answers

Which of the following bones surrounds the nasal cavity?

All of the above Signup and view all the answers

What is the term for the exchange of gases between the atmosphere and the bloodstream?

External respiration Signup and view all the answers

What is the function of the epididymis?

To store and mature sperm Signup and view all the answers

What is the location of the prostate gland in relation to the bladder?

At the base of the bladder Signup and view all the answers

What is the function of the areola?

To surround the nipple Signup and view all the answers

What is the primary function of the scrotum?

To regulate testicular temperature Signup and view all the answers

What is the function of the lactiferous ducts?

To transport milk from the alveolar glands Signup and view all the answers

What is the viability of an oocyte after ovulation?

12-24 hours Signup and view all the answers