PTA Science Fundamentals 2

Question 1

Which type of tissue is primarily responsible for voluntary body movement?

Accepted Answer

Skeletal muscle tissue

Answer

Skeletal muscle tissue is striated and under voluntary control, enabling intentional body movements.

Question 2

What is the primary function of mitochondria in a cell?

Accepted Answer

ATP production via cellular respiration

Answer

Mitochondria generate ATP through aerobic cellular respiration, earning the name 'powerhouse of the cell.'

Question 3

Newton's third law of motion states that for every action there is:

Accepted Answer

An equal and opposite reaction

Answer

Newton's third law states every action force produces an equal and opposite reaction force, fundamental to understanding ground reaction forces in PT.

Question 4

Which pH range describes an acidic solution?

Accepted Answer

0 – 6.9

Answer

Acidic solutions have a pH below 7.0; the lower the pH, the higher the hydrogen ion concentration.

Question 5

In human anatomy, the sagittal plane divides the body into:

Accepted Answer

Left and right portions

Answer

The sagittal plane runs vertically front-to-back, dividing the body into left and right portions.

(PTA) Practice Tests Academy Practice Test

(PTA) Practice Tests Academy Practice Test

PTA Science Fundamentals 2