Question 1

Which of the following best describes the anatomical position?

Accepted Answer

Standing upright, feet shoulder-width apart and parallel, face forward, arms at sides with palms facing forward

Question 2

A buffer in the blood helps maintain pH by:

Accepted Answer

Accepting or donating protons to counteract changes in pH

Question 3

Which of the following is TRUE regarding isotopes?

Accepted Answer

Isotopes have the same number of protons and electrons, but different numbers of neutrons

Question 4

A patient’s blood pH is measured at 7.25. According to the provided reference range, this blood is:

Accepted Answer

Slightly acidic

Question 5

Which type of chemical bond involves the sharing of electrons between two atoms?

Accepted Answer

Covalent bond

Question 6

If a cell has a plasma membrane composed of phospholipids with polar heads and non-polar tails, what property does this give the membrane?

Accepted Answer

It is selectively permeable, allowing only certain substances to cross

Question 7

Which organelle is responsible for producing ATP and is often called the 'powerhouse' of the cell?

Accepted Answer

Mitochondrion

Question 8

During mitosis, the cell produces:

Accepted Answer

Two cells with an exact copy of the original cell’s DNA

Question 9

Which tissue type is primarily responsible for protection, absorption, and filtration?

Accepted Answer

Epithelial tissue

Question 10

A synovial membrane is found:

Accepted Answer

Where two long bones connect at a joint

Question 11

Which of the following best describes the Central Dogma of Biology?

Accepted Answer

DNA is transcribed into RNA, which is then translated into polypeptide (protein)

Question 12

Which of the following is a function of the skin’s epidermis?

Accepted Answer

Contains keratinocytes that produce keratin for protection against desiccation

Question 13

A burn covering the entire anterior surface of one leg is assessed using the rule of nines. What percentage of the body surface area does this represent?

Accepted Answer

$$18\%$$

Question 14

Which of the following statements about cations and anions is correct?

Accepted Answer

Cations have more protons than electrons

Question 15

Which cell organelle is responsible for packaging and shipping proteins to their destination?

Accepted Answer

Golgi apparatus

Question 16

A patient is exposed to a radioactive isotope that decays and emits gamma rays. Which imaging technique is most likely used to detect this?

Accepted Answer

PET scan

Question 17

Which of the following best explains why skin cells slough off from the top layer?

Accepted Answer

They are farthest from the nutrient supply and die

Question 18

Which of the following is a property of hydrogen bonds in biological systems?

Accepted Answer

They provide high heat capacity, cohesion, and adhesion

Question 19

Which of the following is TRUE about prokaryotic cells?

Accepted Answer

They lack a nucleus and usually have a cell wall

Question 20

A cell is placed in a solution and water moves into the cell, causing it to swell. What type of solution is this?

Accepted Answer

Hypotonic

Anatomy & Physiology: Foundations, Cells, Tissues, and Skin

Guida di studio - Domande di pratica

Study guide - Flashcard