Skip Navigation
Stage 1 / 1 day Stage 2 / 2-3 days Stage 3-1 / 4 days Stage 3-2 / 4-5 days Stage 4 / 6 days Stage 5a-1 / 7 days Stage 5a-2 / 8 days Stage 5b / 9 days Stage 5c / 12 days Stage 6 / 13-17 days Stage 7 / 16-19 days Stage 8 / 23 days Stage 9 / 25 days Stage 10 / 28 days Stage 11 / 29 days Stage 12 / 30 days Stage 13 / 32 days Stage 14 / 33 days Stage 15 / 36 days Stage 16 / 39 days Stage 17 / 41 days Stage 18 / 44 days Stage 19 / 45-47 days Stage 20 / 49 days Stage 21 / 49-52 days Stage 22 / 52-55 days Stage 23 / 56 days

Carnegie Stage Section
C-2 / C-3 intervertebral disc, C-3 spinal ganglion, adenohypophysis, basi-occipital (basal plate), centrum of C-2 vertebra (axis), cephalic edge of pharynx, choroid fissure, external acoustic meatus, glossopharyngeal nerve (CN IX), hippocampus, hypothalamus, inferior alveolar nerve, inferior ganglion of vagus nerve (CN X), internal capsule, internal carotid artery, interventricular foramen, lateral ventricular eminence (telencephalon), longus capitis muscle, mandibular nerve (CN V₃), medial ventricular eminence (diencephalon), neural arch of C-3 vertebra, paraphysis, pharyngeal arch 1 cartilage (Meckel), pharyngeal arch 2 cartilage, posterior communicating artery, sphenoid, splenius muscle, sternocleidomastoid muscle, subarachnoid space, temporalis muscle, trapezius muscle, trigeminal ganglion (CN V), vertebral artery
0 μm
Boyd Embryo #H983   |   Location: 63-1-1

Keywords: C-2 / C-3 intervertebral disc, C-3 spinal ganglion, adenohypophysis, basi-occipital (basal plate), centrum of C-2 vertebra (axis), cephalic edge of pharynx, choroid fissure, external acoustic meatus, glossopharyngeal nerve (CN IX), hippocampus, hypothalamus, inferior alveolar nerve, inferior ganglion of vagus nerve (CN X), internal capsule, internal carotid artery, interventricular foramen, lateral ventricular eminence (telencephalon), longus capitis muscle, mandibular nerve (CN V₃), medial ventricular eminence (diencephalon), neural arch of C-3 vertebra, paraphysis, pharyngeal arch 1 cartilage (Meckel), pharyngeal arch 2 cartilage, posterior communicating artery, sphenoid, splenius muscle, sternocleidomastoid muscle, subarachnoid space, temporalis muscle, trapezius muscle, trigeminal ganglion (CN V), vertebral artery

Source: The Virtual Human Embryo.