10th Class

10th Class Biology Chapter 12 Quiz with Answers

“10th Class Biology Chapter 12 Quiz: Coordination and Control” is an important chapter, as it explains how organisms coordinate different physiological processes in order to maintain homeostasis and respond to changes in the environment. This topic makes it very relevant to the students of MDCAT because it contains the fundamental concepts of the nervous and endocrine system important for understanding human physiology. Our MDCAT Quiz for this chapter will help reinforce your understanding of how coordination and control mechanisms work in the body.

This chapter opens with an overview of the nervous system, beginning with its structure and function. Students will be introduced to the component parts of this system: neurons, which are the basic units of the nervous system, and how electrical impulses are transmitted by them. The central nervous system will be described—that is, the brain and spinal cord—and also the peripheral nervous system, which connects the CNS to the rest of the body. Students will also learn how synaptic transmission, the transfer of signals from one neuron to another across synapses, occurs. After this, the endocrine system is explained in a manner that makes clear how different glands, such as the thyroid, pituitary, adrenal glands, and pancreas, produce hormones controlling metabolism, growth, and reproductive processes. Finally, students are expected to understand the feedback mechanisms by which hormone levels are controlled, in order to keep the body in homeostasis.

MDCAT Quiz: Test Your Knowledge of Coordination and Control

Our MDCAT Quiz for Chapter 12 covers the structure and function of the nervous and endocrine systems, including the roles of neurons, neurotransmitters, hormones, and feedback loops. This quiz is designed to test your knowledge and prepare you for related questions in the MDCAT exam so that you may consolidate your concepts relating to physiological coordination and control.

  • Test Name: 10th Class Biology Chapter 12 Quiz
  • Type: Quiz Test
  • Total Questions: 30
  • Total Marks: 30
  • Time: 30 minutes

Note: Answer of the questions will change randomly each time you start the test, once you are finished, click the View Results button.

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Free Flashcards for Coordination and Control

Boost your revision with free flashcards for Chapter 12. These flashcards cover key terms and concepts such as the nervous system, neurons, hormones, and feedback mechanisms. Flashcards are a great way to quickly review main ideas and enhance memory; hence, these will be very important in MDCAT preparation.

Which part of the ear amplifies sound waves and transmits them to the inner ear?

Middle ear (ossicles)

What is the function of the medulla oblongata in the brain?

Controlling basic bodily functions like heartbeat and breathing

Which gland produces melatonin, a hormone that regulates sleep-wake cycles?

Pineal gland

What is the term for the bundle of nerves that carries signals between the brain and the rest of the body?

Spinal cord

Which part of the brain is responsible for language comprehension and expression?

Wernicke's area

What is the role of the hypothalamus in the endocrine system?

Regulating hormone release from the pituitary gland

Which neurotransmitter is associated with the regulation of mood and emotional states?

Serotonin

What is the purpose of the autonomic nervous system?

Controlling involuntary bodily functions, such as heartbeat and digestion

Which part of the eye controls the amount of light entering the retina?

Iris

What is the role of the pituitary gland in coordination and control?

Regulating other endocrine glands and producing growth hormone

Which part of the brainstem is responsible for maintaining consciousness and alertness?

Reticular formation

What is the function of the pancreas in coordination and control?

Regulating blood sugar levels by producing insulin and glucagon

Which part of the ear is responsible for maintaining balance and spatial orientation?

Vestibular system

What is the role of the amygdala in the brain?

Processing emotions, particularly fear and aggression

Which neurotransmitter is associated with muscle contraction and movement?

Acetylcholine

What is the term for the bundle of nerves that extends beyond the spinal cord and connects to the rest of the body?

Peripheral nervous system

Which part of the brain is responsible for higher cognitive functions such as thinking and problem-solving?

Cerebrum

What is the function of the cochlea in the ear?

Hearing and conversion of sound waves into nerve impulses

Which hormone is responsible for regulating the body's metabolism?

Thyroxine (thyroid hormone)

What is the purpose of the reflex arc in the nervous system?

Rapid, automatic response to stimuli without conscious thought

Which part of the nervous system controls involuntary functions such as digestion and heartbeat?

Autonomic nervous system

What is the function of the adrenal glands in coordination and control?

Producing hormones like adrenaline in response to stress

Which part of the brain is involved in emotional responses and the sense of smell?

Limbic system

What is the role of the thalamus in the brain?

Relay station for sensory information

Which neurotransmitter is associated with mood, appetite, and sleep?

Serotonin

What is the term for the body's internal biological clock that regulates the sleep-wake cycle?

Circadian rhythm

Which part of the neuron receives signals from other neurons or sensory receptors?

Dendrites

What is the function of the corpus callosum in the brain?

Facilitating communication between the two hemispheres

Which hormone is produced by the pineal gland and regulates sleep-wake cycles?

Melatonin

What is the role of the hippocampus in the brain?

Memory formation and spatial navigation

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