$F = A \times \text{specific tension}$

Question 1

Which of the following best describes the relationship between anatomy and physiology?

Accepted Answer

Anatomy studies the structure of body parts, while physiology studies how those parts function.

Question 2

A patient is experiencing a drop in blood glucose levels. Which component of a negative feedback loop is responsible for detecting this change?

Accepted Answer

Receptor

Question 3

Which of the following is NOT a necessary life function?

Accepted Answer

Homeostasis

Question 4

A burn patient is evaluated using the ABCD rule. What does the 'B' stand for?

Accepted Answer

Border

Question 5

Which membrane lines body cavities that are open to the exterior?

Accepted Answer

Mucous membrane

Question 6

Which bone is part of the axial skeleton?

Accepted Answer

Vertebra

Question 7

A long bone contains a central cavity filled with yellow marrow. What is the name of this cavity?

Accepted Answer

Medullary cavity

Question 8

Which joint type allows the greatest range of motion and is classified as multi-axial?

Accepted Answer

Ball-and-socket joint

Question 9

Which of the following best describes the microscopic anatomy of compact bone?

Accepted Answer

Composed of osteons with concentric lamellae surrounding a central canal

Question 10

A muscle contraction in which the muscle length does not change, but tension increases, is called:

Accepted Answer

Isometric contraction

Question 11

During the sliding filament theory, which ion is released from the sarcoplasmic reticulum to initiate contraction?

Accepted Answer

Calcium ($\mathrm{Ca}^{2+}$)

Question 12

Which connective tissue layer surrounds an individual muscle fiber?

Accepted Answer

Endomysium

Question 13

A patient presents with a fracture in the lumbar region of the spine. Which subdivision is affected?

Accepted Answer

Lumbar

Question 14

Which of the following is a function of the skin's melanocytes?

Accepted Answer

Produce melanin

Question 15

Which muscle arrangement allows for the greatest range of motion but the least power?

Accepted Answer

Parallel

Question 16

If a muscle's origin is on the scapula and its insertion is on the radius, which movement is most likely performed?

Accepted Answer

Flexion of the forearm

Question 17

Which of the following equations best represents the relationship between force, muscle cross-sectional area, and contraction velocity?

Accepted Answer

$F = A 	imes 	ext{specific tension}$

Question 18

A synarthrotic joint is best described as:

Accepted Answer

Immovable

Question 19

Which of the following is a real-life example of a positive feedback loop in the human body?

Accepted Answer

Blood clotting

Question 20

A patient is diagnosed with third-degree burns. Which layer(s) of the skin are affected?

Accepted Answer

Epidermis, dermis, and hypodermis

Biology II (GBIO150) Final & Midterm Exam Review – Step-by-Step Study Guidance

Study Guide - Practice Questions