OCR A Level Biology Histology

Which feature is unique to which type of muscle?

Groups:

(a) Skeletal muscle

,

(b) Cardiac muscle

,

(c) Smooth muscle

• 
• 
• Multinucleated and striated

• 
• Branching cells

• Mononucleated, no striations

• 
• Mononucleated and striated

• Intercalated discs

• 
• 

Label the cells.

b

a

d

c

Erythrocyte

Platelet

Neutrophil

Lymphocyte

This plant is probably a (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

3

5

1

2

4

6

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

(a)  

Label parts A-E.

a

b

c

d

e

(branch of) hepatic artery / arteriole

(branch of) bile duct

(branch of) hepatic / central, vein

sinusoid

(branch of) hepatic portal vein

Label the tissues.

d

e

f

c

Lung

Cardiac

Hepatic

Smooth muscle

Pancreatic

Skeletal muscle

What is part O?

(a)  

What is part N?

(a)  

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

a

b

Islet of Langerhans

Sinusoid

Blood vessel

Kupffer cell