Grade 6 Review

Which of the following bones protects and encloses the brain?

• cranium

• rib cage

• sternum

• vertebra

Which of the following describes the ligaments?

• These are fibrous connective tissues that attach muscles to bones.

• These are flexible connective tissues that give space between bones.

• These are fibrous connective tissues that connect bones to other bones.

• These are flexible connective tissues that serve as cushions between bones.

Where does the majority of the nutrient absorption take place?

• esophagus

• large intestine

• small intestine

• stomach

Which of the following accessory organs of the digestive system produces bile for digestion and detoxifies blood?

• gallbladder

• liver

• pancreas

• spleen

Which of the following is a flap of tissue that prevents food from entering the windpipe?

• epiglottis

• glottis

• palate

• tongue

Which of the following organs carries air to and from the lungs?

• alveoli

• larynx

• pharynx

• trachea

Which of the following describes the alveoli?

• 1. These are hairs that filter and trap dust from the air.

• These are two tubes that connect the lungs and the trachea.

• These are tiny air sacs where the exchange of gases takes place.

• 1. These are small tubes that connect the bronchioles to the air sacs.

Which of the following is the largest artery that conveys oxygenated blood, pumped by the left ventricle, to all parts of the body?

• aorta

• vena cava

• coronary artery

• pulmonary artery

Which of the following describes the spinal cord?

• It carries information to and from the brain.

• It carries oxygen and nutrients to the different parts of the body.

• It controls the ability to make coordinated and balanced motor movements.

• 1. It controls activities such as speaking, reading, writing, and solving problems.

Which of the following chambers of the heart pumps deoxygenated blood to the lungs for oxygenation?

• left atrium

• right atrium

• left ventricle

• right ventricle