Human Anatomy

(anatomy) the membranous tube in the body that carries air from the throat to the bronchi

The trachea, also known as the windpipe, is a tube-like structure that connects the larynx to the bronchi, allowing air to pass in and out of the lungs.

(anatomy) the act or process of breathing

Respiration involves the intake of oxygen and the release of carbon dioxide by the lungs.

(anatomy) the hollow organ in the throat that contains the vocal cords and provides an air passage to the lungs

The larynx, commonly known as the voice box, is located at the top of the trachea and houses the vocal cords.

the liquid produced in the mouth to make chewing and swallowing easier and to prepare food for digestion

The mouth produces saliva, which helps to moisten food and initiate the process of digestion.

any of the group of sensory cells that are mainly on the tongue, making one recognize different tastes

Taste buds are sensory organs located on the tongue and other parts of the mouth that allow us to perceive different tastes.

(anatomy) any of the eight narrow-edged teeth at the front of the mouth that are used for biting

He accidentally chipped one of his incisors while playing sports.

the hard white external layer that covers the crown of a tooth

Enamel is the hard outer layer of the teeth that protects them from decay and damage.

either of the two external openings of the nose that one breathes through

He breathed deeply through his nostrils to calm his nerves.

(anatomy) connected with the nose

Nasal congestion is a common symptom of allergies or colds.

the thick mucus that is formed in the nasal and throat cavities, usually secreted in excessive amounts as a result of common cold

The common cold often causes an increase in phlegm production, leading to congestion and coughing.

the skin under one's hair, covering the head

She massaged her scalp with essential oils to promote hair growth and relaxation.

an air-filled cavity, especially within the bones of the skull

He suffered from inflammation of the maxillary sinus.

(anatomy) a rounded part of an organ, such as, lungs or brain that seems to be separate in some way from the rest

The brain is divided into different lobes, each responsible for specific functions such as sensory perception, motor control, and language processing.

(anatomy) the outer layer of the anterior part of the brain, called cerebrum, containing gray matter

The cerebral cortex is the outer layer of the brain responsible for higher cognitive functions such as thinking, memory, and perception.

a student, typically in a school or educational setting, who is learning under the guidance of a teacher

The teacher instructed the pupils to complete their assignments before the end of class.

(anatomy) the round colored portion of the eye around the pupil and behind the cornea

The iris is the colored part of the eye that regulates the amount of light entering the pupil.

(anatomy) the sensory membrane at the back of the eye that transmits light signals to the brain through optic nerves

The retina is the innermost layer of the eye that contains photoreceptor cells responsible for detecting light and initiating visual signals.

(anatomy) the transparent layer that covers the outside of the eyeball

The cornea is the transparent, dome-shaped layer covering the front of the eye, responsible for refracting light rays to focus images onto the retina.

a thin piece of skin in the middle ear that vibrates by sound waves and enables one to hear sounds, also known as tympanic membrane

The eardrum, also known as the tympanic membrane, vibrates in response to sound waves entering the ear canal.

the main wooden body of a tree

The children climbed on the sturdy trunk of the old oak tree in the backyard.

the lower part of the body below the chest that contains the digestive and reproductive organs

He winced as the doctor pressed on his abdomen, searching for signs of tenderness or swelling.

a greenish-brown alkaline fluid that is produced by the liver in order to help the body digest fats

Bile is a digestive fluid produced by the liver and stored in the gallbladder, released into the small intestine to aid in the digestion of fats.

a sac-like organ inside the body where urine is stored before being passed

She had to go to the restroom urgently as her bladder was full.

an organ in the body that produces certain chemical substances to be used in the body or to be discharged into the surroundings

The endocrine system includes glands such as the thyroid and adrenal glands, which regulate hormones in the body.

a large gland in the body that produces insulin and glucagon and substances that help the body digest food

The pancreas is a gland located behind the stomach that plays a crucial role in digestion and blood sugar regulation.

(anatomy) an abdominal organ that controls the quality of the blood cells

The spleen is an organ located in the upper left side of the abdomen, beneath the ribcage, and is part of the lymphatic system.

(anatomy) the main part of the large intestine, between the caecum to the rectum, where water is removed from solid waste

The colon, also known as the large intestine, is the final portion of the digestive tract responsible for absorbing water and electrolytes from undigested food matter.

(usually plural) the tube in the body through which digested food passes from the stomach to the anus

Digestive disorders can affect the bowel's ability to absorb nutrients.

(anatomy) the large round bone structure that the limbs and the spine are joined to, which also protects the abdominal organs

The pelvis is a bony structure located at the base of the spine, consisting of the hip bones, sacrum, and coccyx.

the part of the body of a woman or female mammal where the baby develops before birth

The fetus nestled snugly within the safety of the womb, protected and nourished by the mother's body.

the neck-like part of an organism that connects the head to the body

The veterinarian examined the cervix of the animal for injury.

(anatomy) the organ in the female body where the fetus is conceived and grown before being born

The uterus undergoes contractions during labor to expel the baby.

either of the two organs in women or female animals that produce eggs for reproduction

The doctor conducted an ultrasound to examine the woman's ovaries for any abnormalities.

(anatomy) the tube in most mammals that carries urine out of the body, which also carries sperm in males

The urethra is a tube that carries urine from the bladder to the outside of the body during urination.

relating to the kidneys or their function

He underwent renal testing to assess his kidney function.

relating to the intestines, which are part of the digestive system responsible for absorbing nutrients and removing waste from the body

Intestinal bacteria play a crucial role in digestion and nutrient absorption in the intestines.

a member of the dog family, including domestic dogs, wolves, foxes, and related animals

The German Shepherd, a popular canine breed, is often employed in police work due to its intelligence and loyalty.

a blood protein produced to fight diseases or infections, or in response to foreign substances in the body

Antibodies stop harmful germs and tag them for immune cells to destroy.

the soft substance that fills the cavities of bones, which is either yellowish and consists of fat cells or reddish and makes blood cells

Bone marrow is a soft, spongy tissue found within the cavities of bones, responsible for producing blood cells.