$$Total\ Magnification = Objective\ Lens \times Ocular\ Lens = 40 \times 10 = 400$$

Question 1

Which of the following best describes the difference between Mitosis and Meiosis?

Accepted Answer

Mitosis is used for growth and repair, producing diploid cells, while Meiosis is used for gamete formation, producing haploid cells.

Question 2

Which equation correctly represents the multiplication of an image under a microscope if the objective lens is 40x and the ocular lens is 10x?

Accepted Answer

$$Total\ Magnification = Objective\ Lens 	imes Ocular\ Lens = 40 	imes 10 = 400$$

Question 3

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

Accepted Answer

Contraction to produce movement

Question 4

Which type of cartilage is most abundant in the human body and provides support with some flexibility?

Accepted Answer

Hyaline cartilage

Question 5

Which of the following best describes the function of mitochondria in a cell?

Accepted Answer

Produce ATP through cellular respiration

Question 6

Which process requires energy input from ATP to move substances against their concentration gradient?

Accepted Answer

Primary active transport

Question 7

A patient has a mutation that affects the sodium-potassium pump in their cells. Which equation best describes the normal function of this pump?

Accepted Answer

$$3Na^+_{out} : 2K^+_{in}$$ per ATP hydrolyzed$

Question 8

Which of the following is a correct sequence of events in the inflammatory response?

Accepted Answer

Vasodilation, increased permeability, phagocyte migration

Question 9

Which of the following is a function of the axial skeleton?

Accepted Answer

Protects the brain and spinal cord

Question 10

Which type of muscle tissue is under voluntary control and is characterized by striations?

Accepted Answer

Skeletal muscle

Question 11

Which of the following best explains why red blood cells placed in a hypotonic solution swell and burst?

Accepted Answer

Water moves into the cell by osmosis

Question 12

Which of the following is a correct description of synovial joints?

Accepted Answer

They allow free movement and are lubricated by synovial fluid

Question 13

Which of the following best describes the function of the Golgi apparatus?

Accepted Answer

Modifies, sorts, and packages proteins for secretion

Question 14

Which equation represents the net movement of water during osmosis?

Accepted Answer

$$Water\ moves\ from\ low\ solute\ concentration\ to\ high\ solute\ concentration$$

Question 15

Which of the following is a function of connective tissue?

Accepted Answer

Provides structural support and binds tissues together

Question 16

Which of the following best describes the difference between the adult and fetal skull?

Accepted Answer

The fetal skull has fontanelles, which allow for growth and flexibility during birth.

Question 17

Which of the following is a correct function of the lymphatic system?

Accepted Answer

Returns excess interstitial fluid to the bloodstream

Question 18

Which of the following is a correct classification of joints based on movement?

Accepted Answer

Amphiarthrosis: slightly movable

Question 19

Which of the following best describes the function of nervous tissue?

Accepted Answer

Transmits electrical impulses for communication

Question 20

Which of the following is a correct description of the process of facilitated diffusion?

Accepted Answer

Movement of molecules down their concentration gradient via a transport protein

Physiology Lab Exam #1 Study Guide: Key Concepts in Anatomy & Physiology

Study Guide - Practice Questions