Types of Muscles: Skeletal, Smooth, Cardiac

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Questions and Answers

What type of muscle is responsible for the contractions necessary for breathing and digestion?

  • Cardiac muscle
  • Smooth muscle (correct)
  • Striated muscle
  • Skeletal muscle

Which type of muscle is only found in the walls of the heart?

  • Smooth muscle
  • Skeletal muscle
  • Cardiac muscle (correct)
  • Voluntary muscle

Which type of muscle appears striated and is attached to bones?

  • Involuntary muscle
  • Smooth muscle
  • Cardiac muscle
  • Skeletal muscle (correct)

Which term refers to the property of muscles to react to stimuli?

<p>Excitability (C)</p> Signup and view all the answers

What is the function of the perimysium in muscles?

<p>Wrap muscle fibers in bundles (C)</p> Signup and view all the answers

Which type of muscle has a fusiform cell shape and is nonstriated?

<p>Smooth muscle (D)</p> Signup and view all the answers

What are the two main types of neurons in the Peripheral Nervous System (PNS)?

<p>Sensory and motor neurons (A)</p> Signup and view all the answers

Where is the Enteric nervous system primarily located?

<p>In the wall of the digestive tract (A)</p> Signup and view all the answers

Which type of neurons receive signals from other neurons and make decisions about responses?

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

What do glial cells primarily do in the nervous system?

<p>Support, protect, and bind neurons together (B)</p> Signup and view all the answers

Which property allows neurons to respond to stimuli?

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

What is the primary function of motor (efferent) neurons?

<p>Send signals to provide responses (A)</p> Signup and view all the answers

What is the outermost layer of the meninges called?

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

Where is Cerebrospinal Fluid (CSF) primarily produced?

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

Which fissure divides the cerebral hemisphere into right and left hemispheres?

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

What separates the frontal lobe from the parietal lobe in the brain?

<p>Central Sulcus (D)</p> Signup and view all the answers

Which ventricle of the brain is connected to the third ventricle via the cerebral aqueduct?

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

In which structure is Cerebrospinal Fluid (CSF) absorbed into the blood?

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

What is the main function of the antagonist muscle in a movement?

<p>Opposes the prime mover (C)</p> Signup and view all the answers

Which type of muscle is broad at one end and narrow at the other?

<p>Triangular muscle (D)</p> Signup and view all the answers

Where do intrinsic muscles have both their origin and insertion?

<p>In a specific body region (D)</p> Signup and view all the answers

Which type of muscle is feather-shaped?

<p>pennate muscle (D)</p> Signup and view all the answers

What is the main characteristic of endomysium?

<p>Wraps around each muscle cell (D)</p> Signup and view all the answers

What is the function of a fixator muscle in movement?

<p>Holds bone steady and prevents movement (B)</p> Signup and view all the answers

What type of matter is located deep in the brain?

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

Which muscle closes the lips?

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

What muscle group consists of the iliacus and the psoas major?

<p>Iliopsoas (C)</p> Signup and view all the answers

Which muscle is the prime mover of arm extension and adducts the arm?

<p>Latissimus dorsi (C)</p> Signup and view all the answers

Which muscle extends the knee and is part of the anterior compartment of the thigh?

<p>Quadriceps femoris (C)</p> Signup and view all the answers

Which muscle is responsible for dorsiflexing the foot and extending the toes?

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

Which muscle protracts the shoulder?

<p>Pectoralis minor (C)</p> Signup and view all the answers

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