Question 1

A patient is given an intravenous solution that is hypertonic relative to their red blood cells. What is the most likely effect on the cells?

Accepted Answer

The cells will shrink as water leaves the cells.

Question 2

During the cell cycle, which phase is characterized by the replication of DNA?

Accepted Answer

Interphase

Question 3

Which of the following best describes the function of tight junctions in epithelial tissue?

Accepted Answer

They prevent the passage of substances between adjacent cells.

Question 4

A biopsy reveals a tissue composed of multiple layers of flat cells with no surface keratin. Where is this tissue most likely found?

Accepted Answer

Lining of the mouth

Question 5

Which equation best represents the calculation of osmolarity ($$O) $$for a solution containing $$n$$ solute particles per liter?

Accepted Answer

$$O = \sum_{i=1}^{k} c_i$$

Question 6

Which of the following is a function of connective tissue?

Accepted Answer

Support and protection of organs

Question 7

A gland that releases its product directly into the bloodstream is classified as:

Accepted Answer

Endocrine

Question 8

Which connective tissue fiber is most responsible for resisting tensile forces and providing strength?

Accepted Answer

Collagen fibers

Question 9

Which type of cartilage is found at the ends of long bones and in the nose?

Accepted Answer

Hyaline cartilage

Question 10

A patient presents with redness, heat, swelling, and pain at a wound site. These are classic signs of:

Accepted Answer

Inflammation

Question 11

Which membrane lines body cavities that do NOT open to the exterior and secretes a watery fluid?

Accepted Answer

Serous membrane

Question 12

Which of the following best describes the function of gap junctions?

Accepted Answer

They allow direct communication between adjacent cells.

Question 13

Which tissue type is specialized for contraction and movement?

Accepted Answer

Muscle tissue

Question 14

Which of the following is NOT a basic component of connective tissue?

Accepted Answer

Epithelial cells

Question 15

During mitosis, which phase is characterized by the alignment of chromosomes along the cell's equator?

Accepted Answer

Metaphase

Question 16

Which of the following best describes the main function of adipose tissue?

Accepted Answer

Storage of energy and insulation

Question 17

Which part of the neuron is primarily responsible for receiving signals from other cells?

Accepted Answer

Dendrite

Question 18

A tissue sample from the alveoli of the lungs is most likely to be:

Accepted Answer

Simple squamous epithelium

Question 19

Which muscle tissue type is found in the walls of hollow organs and is involuntary?

Accepted Answer

Smooth muscle

Question 20

A multi-step scenario: A patient is exposed to a hypotonic solution. What is the sequence of events that occurs to their cells, and which equation describes the net movement of water?

Accepted Answer

Cells swell as water enters; $$\Delta V = V_{final} - V_{initial}$$, where $$V_{final} \u003e V_{initial}$$

Cellular Physiology and Tissue Organization: Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards