$$CO = Heart\,Rate \times Stroke\,Volume$$

Question 1

Which of the following bones is NOT part of the pelvic girdle?

Accepted Answer

Femur

Question 2

A patient presents with difficulty dorsiflexing the foot and numbness between the first and second toes. Which nerve is most likely affected?

Accepted Answer

Common fibular nerve

Question 3

Which of the following correctly lists the order of the meninges from superficial to deep?

Accepted Answer

Dura mater, arachnoid mater, pia mater

Question 4

Which lobe of the cerebrum is primarily responsible for processing visual information?

Accepted Answer

Occipital lobe

Question 5

The foramen magnum is located in which bone, and what is its primary function?

Accepted Answer

Occipital bone; passage for the spinal cord

Question 6

Which neurotransmitter is primarily released by postganglionic neurons of the sympathetic nervous system?

Accepted Answer

Norepinephrine

Question 7

A patient has a herniated disc compressing the L5 spinal nerve. Which muscle is most likely to show weakness?

Accepted Answer

Extensor hallucis longus

Question 8

Which cranial nerve is responsible for facial expressions?

Accepted Answer

Facial nerve (CN VII)

Question 9

Which of the following best describes the function of cerebrospinal fluid (CSF)?

Accepted Answer

Protects the brain and spinal cord by providing cushioning and removing waste

Question 10

Which equation correctly represents the calculation of total peripheral resistance ($$TPR) in $$the circulatory system?

Accepted Answer

$$TPR = \frac{Mean\,Arterial\,Pressure - Right\,Atrial\,Pressure}{Cardiac\,Output}$$

Question 11

Which of the following is a major difference between the autonomic and somatic nervous systems?

Accepted Answer

The autonomic nervous system controls involuntary functions, while the somatic nervous system controls voluntary movements.

Question 12

Which of the following joints is classified as a synovial joint in the lower limb?

Accepted Answer

Knee joint

Question 13

Which nerve plexus supplies the lower limb?

Accepted Answer

Lumbar and sacral plexuses

Question 14

Which of the following best describes the anatomical location of the origin of the rectus femoris muscle?

Accepted Answer

Anterior inferior iliac spine

Question 15

Which cranial nerve passes through the cribriform plate of the ethmoid bone?

Accepted Answer

Olfactory nerve (CN I)

Question 16

Which of the following is TRUE regarding the differences between male and female pelvises?

Accepted Answer

The female pelvis has a wider subpubic angle and a larger pelvic inlet.

Question 17

Which of the following best describes the flow of cerebrospinal fluid (CSF) through the ventricles of the brain?

Accepted Answer

Lateral ventricles → third ventricle → cerebral aqueduct → fourth ventricle

Question 18

Which of the following is a function of the parietal lobe?

Accepted Answer

Processing somatosensory information

Question 19

Which equation correctly represents the calculation of cardiac output ($$CO$$)?

Accepted Answer

$$CO = Heart\,Rate 	imes Stroke\,Volume$$

Question 20

Which of the following best describes the anatomical pathway of the sciatic nerve?

Accepted Answer

It exits the pelvis through the greater sciatic foramen and travels down the posterior thigh.

Anatomy & Physiology Study Guide: Skeletal, Nervous, and Autonomic Systems

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