Question 1

Which of the following best describes the function of mitochondria in human cells?

Accepted Answer

They generate ATP through cellular respiration, providing energy for cellular processes.

Question 2

A patient presents with a genetic disorder affecting collagen production. Which tissue type is most likely to be compromised?

Accepted Answer

Connective tissue

Question 3

Which equation correctly represents the process of aerobic cellular respiration?

Accepted Answer

$C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + ATP$

Question 4

During a lab practical, a student observes a tissue sample with striations and multiple nuclei per cell. Which tissue is being observed?

Accepted Answer

Skeletal muscle tissue

Question 5

Which anatomical term describes a structure that is closer to the head than another structure?

Accepted Answer

Superior

Question 6

A person suffers a fracture in the diaphysis of the femur. Which part of the bone is affected?

Accepted Answer

The shaft of the bone (diaphysis)

Question 7

Which of the following best explains the role of enzymes in biochemical reactions?

Accepted Answer

Enzymes lower the activation energy, speeding up reactions.

Question 8

A patient is unable to regulate blood calcium levels due to a malfunctioning parathyroid gland. Which system is primarily affected?

Accepted Answer

Endocrine system

Question 9

Which of the following is a correct description of the anatomical position?

Accepted Answer

Standing upright, arms at sides, palms facing forward

Question 10

Which formula correctly calculates the pH of a solution given the hydrogen ion concentration $[H^+]$?

Accepted Answer

$pH = -\log_{10}[H^+]$

Question 11

A patient with kidney failure is unable to remove metabolic wastes from the blood. Which process is most directly impaired?

Accepted Answer

Filtration in the glomerulus

Question 12

Which of the following best describes the function of the integumentary system?

Accepted Answer

Protection against environmental hazards and regulation of body temperature

Question 13

A woman is in the luteal phase of her menstrual cycle. Which hormone is primarily responsible for maintaining the uterine lining during this phase?

Accepted Answer

Progesterone

Question 14

Which of the following is NOT a function of epithelial tissue?

Accepted Answer

Transmission of electrical impulses

Question 15

A student is asked to identify the organ system responsible for producing gametes and supporting fetal development. Which system should they choose?

Accepted Answer

Reproductive system

Question 16

Which of the following best describes homeostasis?

Accepted Answer

The maintenance of a stable internal environment despite external changes

Question 17

A patient with osteoporosis has decreased bone density. Which cell type is most likely overactive?

Accepted Answer

Osteoclasts

Question 18

Which of the following is a correct sequence of events in the cell cycle?

Accepted Answer

G1 phase → S phase → G2 phase → M phase

Question 19

A patient is diagnosed with diabetes mellitus. Which organ system is primarily involved in this condition?

Accepted Answer

Endocrine system

Anatomy & Physiology I – Course Outline and Study Guide

Study Guide - Practice Questions