N5 Unit 2 KA2 HW

The diagram shows neurons connecting the eye with the central nervous system. Which line correctly identifies the types of neuron and the direction of impulses which travel along them?

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Which letter indicated the site of memory and conscious thought?

• A

• B

• C

• D

Which part of the brain controls breathing and heart rate?

• Cerebellum

• Cerebrum

• Medulla

• Spinal Cord

The table shows the blood glucose levels of two people after eating the same meal.
The normal range of blood glucose level is 82-110 mg/dL (milligrams per decilitre).

Using the information given, which of the following statement(s) are correct?

• Person A always stayed in the normal range.

• Person B was out with the normal range 180 minutes after eating.

• Person B had a level twice as high as that of person A 180 minutes after eating.

• Person A and Person B both had their highest levels 90 minutes after eating.

Which line in the in the table identifies structures 1,2, and 3 of the human brain?

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The diagram shows some of the structures found in a reflex arc. Which row identifies P,Q and R?

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Which of the following links a letter to the brains correct structure and function?

• G is the cerebrum and the site of reasoning and memory

• G is the cerebellum and is the site of reasoning and memory

• H is the medulla and controls muscle coordination

• H is the cerebellum and controls breathing and heart rate.

Which row in the table identifies organ X and hormone Y?

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Specialised cells allow organ Z to respond to hormone Y. This is because the surface of the cells in organ Z have complementary

• Synapses

• Neurons

• Effectors

• Receptors

Explain why only the target cells are affected by this hormone.

Answer explanation

They have receptors/receptor proteins and they are specific/match this hormone.