Brain Anatomy and Functions Flashcards pt 3

A set of 25 practice flashcards covering the structures and functions of the hindbrain and midbrain as described in the video transcript.

Into how many main regions can the brain be divided?

$$3$$

What are the three main regions of the brain mentioned in the lecture?

The hindbrain, the midbrain, and the forebrain.

Which brain region is responsible for some of the most basic life-sustaining processes?

The hindbrain

What are the $3$ key structures located within the hindbrain?

The pons, the medulla, and the cerebellum.

What are the two specific rhythms that the pons helps regulate?

Breathing and sleep-wake cycles.

Besides rhythms, what is another important motor function of the pons?

Helping coordinate movement between the right and left sides of the body.

What is the formal name for the structure commonly called the medulla?

The medulla oblongata

Which hindbrain structure is described as the body's automatic control center?

The medulla

What specific cardiovascular and respiratory functions are regulated by the medulla?

Breathing, heart rate, and blood pressure.

Which protective reflex is controlled by the medulla to prevent choking?

Swallowing

Which protective reflexes are managed by the medulla to help clear the airways?

Coughing and sneezing

Why does the medulla trigger the vomiting reflex?

To protect the body from harmful substances that might have been accidentally eaten.

What is the primary role of the cerebellum in the body?

It acts as the movement and coordination center.

Which specific physical activities are facilitated by the cerebellum's focus on coordination and balance?

Walking, running, and catching a ball.

Recent research suggests the cerebellum plays a role in which higher-level cognitive process related to behavior?

Controlling emotions and managing reactions.

In what higher-level cognitive process does the cerebellum assist regarding communication?

Processing language and using words effectively.

Where is the midbrain located in relation to the hindbrain?

It is part of the brainstem located just above the hindbrain.

The midbrain is responsible for regulating what levels in the body?

Levels of arousal (how awake, alert, and responsive we are).

What does the midbrain generate in response to sensory input?

Automatic movement patterns.

What example is given for a movement pattern triggered by the midbrain's sensory response?

Moving your hand quickly if something is too hot.

What is the special network of neurons located inside the midbrain?

The reticular formation

How is the reticular formation described in terms of its organizational role?

A control hub of neurons.

What does the reticular formation do with sensory information before it reaches the cortex?

It quickly analyzes the information.

What crucial decision does the reticular formation help the brain make almost instantly?

What to pay attention to and what is important in the environment.

What is the specific name for the region that includes the medulla, pons, and cerebellum?

The hindbrain