Hew my dad jus yelled in my ear for saying a bad word

The lower respiratory system includes the a. lungs. b. esophogus. c. larynx. d. pharynx

Traffic patterns refer to: how you move through a space hallways how rooms are connected to each other how rooms are organized

Me d: which system contains the heart, blood, and blood vessels? a. muscular b. circulatory c. respiratory d. digestive which system contains the pituitary, adrenal, and thyroid glands? a. respiratory b. circulatory c. endocrine d. reproductive