Introduction to the human body

Question 1

Define Homeostasis

Answer 1

The process by which living things maintain a state of balance and stability with in their bodies and organ systems while adjusting to external factors

Question 2

Define the word ‘Metabolism’

Answer 2

The sum of all the catabolic and anabolic chemical processes that happen in the body

Question 3

Define the word ‘Catabolic’

Answer 3

break down of large molecules into small ones e.g. to release energy / nutrients from food

Question 4

Define the word ‘Anabolic’

Answer 4

Building up and storing of complex molecules from small ones

Question 5

What is the scientific term for fluid within cells

Answer 5

Intracellular fluid

Question 6

What is the scientific term for fluid outside cells

Answer 6

Extracellular fluid

Question 7

What is the scientific term for fluid found between cells and tissues

Answer 7

Intracellular fluid

Question 8

Describe a negative feedback system

Answer 8

Reverses a change in one of the body’s controlled conditions

Question 9

Describe a positive feedback system

Answer 9

Strengthens or reinforces a change in one of the body’s controlled conditions

Question 10

Describe the anatomical position

Answer 10

From the anterior view, subject stands erect facing the observer, eyes facing forward, feet flat directed forward, arms are at the sides, the palms turned forward