OCR A Level Biology Histology

Which feature is unique to which type of muscle?

Groups:

(a) Skeletal muscle

,

(b) Cardiac muscle

,

(c) Smooth muscle

• 
• 
• 
• Mononucleated, no striations

• Mononucleated and striated

• 
• Branching cells

• 
• 
• Intercalated discs

• Multinucleated and striated

Label the cells.

b

a

d

c

Platelet

Neutrophil

Erythrocyte

Lymphocyte

This plant is probably a ____________ as it has many air spaces and thin cell walls.

Order the steps on the left for producing a blood smear. Start at picture B.

a

b

c

d

e

f

2

4

3

1

5

6

The photomicrograph shows a kidney tubule cell. Name a feature that is NOT visible.

Label parts A-E.

a

b

c

d

e

(branch of) hepatic artery / arteriole

(branch of) hepatic / central, vein

sinusoid

(branch of) bile duct

(branch of) hepatic portal vein

Label the tissues.

d

e

f

c

Cardiac

Skeletal muscle

Lung

Hepatic

Pancreatic

Smooth muscle

What is part O?

What is part N?

The picture shows a pancreas slide. Identify parts K and L.

a

b

Kupffer cell

Blood vessel

Sinusoid

Islet of Langerhans