Which gland does ACTH control?

Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: a) smooth muscle b) skeletal muscle c) respiratory cilia d) rings of cartilage

For my health class we were given a bunch of pictures of pregnancy tests for extra credit we have to say if they’re negative or positive. i can’t tell if this is a shadow or if it’s a faint positive

Which diseases are drug abusers particularly susceptible to