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Physiology of Ageing Revision 1

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Which of the following are the cells which produce collagen and are the only living cells in the dermis?

a)

Collagen

b)

Elastin

c)

Fibroblasts

d)

Collagenases

2.

These are enzymes that, when activated, control tissue degradation in the dermis.

a)

Matrix Metalloproteinase

b)

Advanced Glycation End Products

c)

Extra Cellular Matrix

d)

Pro Collagen

3.

Which organelle within the cell are densely packed and provide a constant flow of Adenosine Triohosphate (ATP)

a)

Ribosomes

b)

Nucleus

c)

Golgi Body

d)

Mitochondria

4.

What is a band of dense, connective tissue that connects one bone to another bone?

a)

Muscle

b)

Fascia

c)

Tendon

d)

Ligament

5.

The stem cells of bone and the source of new fibroblasts are called.........

a)

Osteoblasts

b)

Osteoclasts

c)

Osteoprogenitor

d)

Osteocytes

6.

This classification of bone, is also known as cortical bone, and makes up approximately 80% of the bone in the human skeleton?

a)

Cancellous

b)

Compact

c)

Osteoid

d)

Sesamoid

7.

The conditions inside our body must be very carefully controlled if the body is to function effectively. This process of maintaining a constant internal environment is known as:

a)

Homeostasis

b)

Haemophilia

c)

Hirsutism

d)

Hyperpigmentation

8.

There are four types of tissues in the body. They are classified as:

a)

Epithelial, Constructive, Muscle and Nervous

b)

Epithelial, Connective, Muscle and Nervous

c)

Epithelial, Connective, Muscle and Corneum

d)

Epithelial, Connective, Melanin and Nervous

9.

What is the only liquid connective tissue?

a)

Saliva

b)

Lymph

c)

Sebum

d)

Blood

10.

Their primary function is to protect the body against foreign microbes in immune responses.

a)

Leucocytes

b)

Erythrocytes

c)

Thrombocytes

d)

Osteocytes

11.

Glucose is an important cellular fuel which can also cause damage to the cells. What is this damage called?

a)

Radiation

b)

Saturation

c)

Pasteurisation

d)

Glycation

12.

Which muscle surrounds the eye orbit and as it dissipates with age, the inferior border becomes more evident and contributes to the development of the malar crescent.

a)

Orbicularis Occuli

b)

Procerus

c)

Corrugator

d)

Frontalis

13.

Ptosis of this muscle causes the characteristic ‘turkey neck’

a)

Mentalis

b)

Sternocleidomastoid

c)

Platysma

d)

Deltoid

14.

Telangiectasia are commonly found on the surface of the skin and are broken or widened blood vessels. Which type of blood vessel are they?

a)

Veins

b)

Venules

c)

Arteries

d)

Arterioles

e)

Capillaries

15.

The four stages of wound healing are made up of: Hemostasis, inflammatory, proliferative and maturation. The stage where the collagen fibres reorganise, the tissue remodels, increases in tensile strength and matures occurs at which of the four stages?

a)

Hemostasis

b)

Inflammatory

c)

Proliferative

d)

Maturation